12300303290021 has 2 divisors, whose sum is σ = 12300303290022. Its totient is φ = 12300303290020.

The previous prime is 12300303289987. The next prime is 12300303290027. The reversal of 12300303290021 is 12009230300321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11616093081121 + 684210208900 = 3408239^2 + 827170^2 .

It is a cyclic number.

It is not a de Polignac number, because 12300303290021 - 2⁶ = 12300303289957 is a prime.

It is a super-2 number, since 2×12300303290021² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12300303290027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150151645010 + 6150151645011.

It is an arithmetic number, because the mean of its divisors is an integer number (6150151645011).

Almost surely, 2^{12300303290021} is an apocalyptic number.

It is an amenable number.

12300303290021 is a deficient number, since it is larger than the sum of its proper divisors (1).

12300303290021 is an equidigital number, since it uses as much as digits as its factorization.

12300303290021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 12300303290021 its reverse (12009230300321), we get a palindrome (24309533590342).

The spelling of 12300303290021 in words is "twelve trillion, three hundred billion, three hundred three million, two hundred ninety thousand, twenty-one".